Wall sconce



FIG. 1 is a front elevational view of a wall sconce showing my new design;

FIG. 2 is a side elevational view thereof, the opposite side elevational view being a mirror image; and,

FIG. 3 is a top plan view thereof.

The broken-line showing of environmental structures in FIGS. 1–3 is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a wall sconce, as shown and described. 